Week 07

Managing Network Security

This week we will control which connections reach a server, sorting traffic into firewalld zones, opening the services and ports a host should answer, and teaching SELinux to allow a web server onto a nonstandard port.

Before class

Red Hat Academy

Review the following Red Hat Academy chapters and complete the Guided Exercises prior to class.

  • RH134, Chapter 14: Managing Network Security

In class

Meeting Agenda

In class we will cover the following topics

  1. Firewalls

  2. Assign the Interface to a Zone

  3. Permanent Config

  4. Open Services

  5. Open Ports

  6. SELinux Port Labels

  7. Network Security Practice

After class · Required

Lab Assignments

Complete the lab assignments in this week’s Canvas module.

After class · Optional

RHCSA Cert Guide

Work through the following chapters in the RHCSA Cert Guide. Utilize the 'Do I know this already?' quiz at the start of each chapter to ensure you are using your study time effectively.

  • Chapter 23: Configuring a Firewall